Trek JACK 3 2006 VS Specialized ROCKHOPPER 2004 specs comparison
Trek Jack 3
General Infos| Model | Jack 3 |
| Manufacturer | Trek |
| Year of production | 2006 |
| Current price | Check price Here ==> |
| Color choice |
-Gloss White |
| Sizes |
- 13 (inches) - 15 (inches) - 17 (inches) |
| Sizes |
- 13 (inches) - 15 (inches) - 17 (inches) |
Wheels And Breaking System
| Bike front tire | 26 X 2.40 (inches) Bontrager Earl |
| Bike rear tire | Not Available |
| Bike wheel size | 26 (inches) Wheels |
| Brakeset type | Hayes HFX-9 Levers Hayes HFX-9 Brakes |
| Hubs for disc brakes | Shimano M525 |
| Rims manufacturer | Femco Aluminum |
| Spoke nipples type | Not Available |
| Spoke wheel | Stainless Steel |
Frame and Body Specs
| Frame materials | Alpha Aluminum |
| Frame type | TIG-welded |
| Handlebar construction | Bontrager Big Earl |
| Handlebar extender | Not Available |
| Handlebar stem details | Bontrager Big Earl |
| Headset size | Aheadset |
Gearing Specifications
| Bicycle chain | Not Available |
| Bottom bracket shell width | Not Available |
| Bottom bracket type | Not Available |
| Crankset parts and sizes | 22/32 Teeth Bontrager Big Earl |
| Gear shift levers | Shimano Deore |
| Rear gear set | 11 - 34 Teeth 9-speed |
Trek Jack 3 Fork System Data
| Derailleur (Front) | Shimano Deore |
| Derailleur (Rear) | Shimano LX |
| Fork material | Single Crown Aluminum and magnesium |
| Fork type | 100 (millimeters) Travel Marzocchi Dirt Jam Pro |
Other Specs of Trek Jack 3
| Component group sets | Mountain Mix |
| Pedals details | Bontrager Big Earl |
| Rear shock absorber | Not Available |
| Saddle seat | Bontrager Earl Kevlar |
| Seat post extension | Bontrager Earl |
Specialized Rockhopper
General Infos| Model | Rockhopper |
| Manufacturer | Specialized |
| Year of production | 2004 |
| Current price | Check price Here ==> |
| Color choice |
- Silver -Blue |
| Sizes |
- 13 (inches) - 15 (inches) - 17 (inches) - 19 (inches) - 21 (inches) - 23 (inches) |
Wheels And Breaking System
| Bike front tire | 26 X 2.00 (inches) Specialized Roll-X |
| Bike rear tire | Not Available |
| Bike wheel size | 26 (inches) Wheels |
| Brakeset type | Shimano Alivio RapidFire Plus Levers Tektro Linear-pull Brakes |
| Hubs for disc brakes | Aluminum QR |
| Rims manufacturer | 32-hole Alex DM-20 |
| Spoke nipples type | Brass Nipples |
| Spoke wheel | 15ga. Straight Gauge Stainless Steel |
Frame and Body Specs
| Frame materials | Specialized A1 Aluminum |
| Frame type | TIG-welded |
| Handlebar construction | Specialized Aluminum |
| Handlebar extender | Optional |
| Handlebar stem details | Specialized Aluminum |
| Headset size | 1 1/8 (inches) Threadless Aluminum Threadless |
Gearing Specifications
| Bicycle chain | 1/2 X 3/32 (inches) Shimano CN-IG31 |
| Bottom bracket shell width | 68 (millimeters) English |
| Bottom bracket type | 113 (millimeters) Spindle TruVativ Cartridge |
| Crankset parts and sizes | 22/32/42 Teeth Specialized Forearm II |
| Gear shift levers | Shimano Alivio RapidFire Plus |
| Rear gear set | 11 - 30 Teeth 8-speed |
Specialized Rockhopper Fork System Data
| Derailleur (Front) | Bottom-pull and clamp-on 34.9 (millimeters) Shimano Alivio |
| Derailleur (Rear) | Shimano Deore |
| Fork material | Single Crown Aluminum |
| Fork type | 80 (millimeters) Travel Answer Manitou Six |
Other Specs of Specialized Rockhopper
| Component group sets | Mountain Mix |
| Pedals details | Aluminum Platform |
| Rear shock absorber | Not Available |
| Saddle seat | Specialized Body Geometry Pro |
| Seat post extension | 30.9 (millimeters) Diameter Aluminum |
Useful links and guides ....
- To know more about this exacte bike, Trek provided us with the latest version of its Jack 3 bike manual
- Find All parts, tires and accessories of Trek Jack 3 Mountain bike here
- Get your Specialized Rockhopper manual book version yo know further about this bike
- Saddles, tires And mechanical parts for Specialized Rockhopper Mountain bike here